B. N. Pshenichnyĭ
Necessary conditions for an extremum
The linearization method for constrained optimization
Chislennye metody v ėkstremalʹnykh zadachakh
Different͡s︡ialʹnye igry
Metod linearizat͡s︡ii
Neobkhodimye uslovii͡a︡ ekstremuma
Neobkhodimye uslovii͡a︡ ėkstremuma
Notwendige Optimalitätsbedingungen
Numerical methods in extremal problems
Sokrovishchnit͡s︡a knig